The first of the two assumed a surprise attack on the Soviet forces stationed in Germany in order to "impose the will of the Western Allies" on the Soviets and force Joseph Stalin to honor the agreements in regards to the future of Central Europe. When the odds were judged "fanciful", the original plan was abandoned. The code name was used instead for a defensive scenario, in which the British were to defend against a Soviet drive towards the North Sea and the Atlantic following the withdrawal of the American forces from the continent.